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(: Test: K-SeqExprCast-747                               :)
(: Written by: Frans Englich                             :)
(: Date: 2007-11-22T11:31:22+01:00                       :)
(: Purpose: It is not possible to extract an Effective Boolean Value from the type xs:dayTimeDuration, with the boolean() function. :)
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boolean(xs:dayTimeDuration("P3DT2H"))